.who-can-use {
	color: #fff;
	text-align: center;
	font-size: 24rpx;
	line-height: 30rpx;
	padding-bottom: 22rpx;
	z-index: 5;
	text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.welcome {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 1;

}

.welcome image {
	height: 100%;
}
